Contents
- Weather in June
- Frequently asked questions
- Average temperature in June
- Average pressure in June
- Average wind speed in June
- Average humidity in June
- Average rainfall in June
- Average rainfall days in June
- Average snowfall in June
- Average snowfall days in June
- Average daylight in June
- Average sunshine in June
- Average sunshine days in June
- Average UV index in June
- Average cloud cover in June
- Average visibility in June
Weather in June
Temperature
In June, the average high-temperature registers at an agreeable 68.5°F (20.3°C), nearly identical to May's 63.7°F (17.6°C). The temperature in Summit notes a substantial fall from the daily peak to an average of 46°F (7.8°C) during June nights.Humidity
The average relative humidity in June is 74%.Rainfall
In Summit, in June, during 13 rainfall days, 1.26" (32mm) of precipitation is typically accumulated. In Summit, during the entire year, the rain falls for 183.4 days and collects up to 32.48" (825mm) of precipitation.Snowfall
April through October are months without snowfall.Daylight
The month with the longest days in Summit is June, with an average of 15h and 54min of daylight.On the first day of June in Summit, sunrise is at 5:16 am and sunset at 8:57 pm. On the last day of the month, sunrise is at 5:17 am and sunset at 9:08 pm PDT.
Sunshine
In Summit, Washington, the average sunshine in June is 9.5h.UV index
The average daily maximum UV index in June is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the average person.Note: The maximum daily UV index of 4 in June interprets into the following recommendations:
Make use of precautions - Shielding skin and eyes from injury is a requirement. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are June temperatures in Summit?
What is the average humidity in June in Summit?
How much does it rain in Summit in June?
When it does not snow in Summit?
When are the longest days in Summit?
How many hours of daylight does Summit have in June?
What time are sunrise and sunset in June in Summit?
How many hours of sunshine does Summit have in June?
What is the UV index intensity in June in Summit?
Average temperature in June
Summit, WA
- Average high temperature in June: 68.5°F
The warmest month (with the highest average high temperature) is August (76.5°F).
The month with the lowest average high temperature is December (42.8°F).
- Average low temperature in June: 46°F
The month with the highest average low temperature is August (51.6°F).
The coldest month (with the lowest average low temperature) is December (32.7°F).
Average pressure in June
Summit, WA
- Average pressure in June: 30.02"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is August (30"Hg).
Average wind speed in June
Summit, WA
- Average wind speed in June: 3.9mph
The windiest month (with the highest average wind speed) is March (4.9mph).
The calmest month (with the lowest average wind speed) is August (3.5mph).
Average humidity in June
Summit, WA
- Average humidity in June: 74%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is July (69%).
Average rainfall in June
Summit, WA
- Average rainfall in June: 1.26"
The wettest month (with the highest rainfall) is December (4.92").
The driest month (with the least rainfall) is July (0.43").
Average rainfall days in June
Summit, WA
- Average rainfall days in June: 13 days
The month with the highest number of rainy days is March (21 days).
The month with the least rainy days is August (6.2 days).
Average snowfall in June
Summit, WA
- Average snowfall in June: 0"
The month with the highest snowfall is February (1.42").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in June
Summit, WA
- Average snowfall days in June: 0 days
The month with the highest number of snowfall days is February (2.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in June /
Average sunshine in June
Summit, WA
- Average daylight in June: 15h and 5min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in June: 9h and 3min
The month with the most sunshine is August (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 4h and 12min).
Average sunshine days in June
Summit, WA
- Average sunshine days in June: 14.3 days
The month with the most sunshine days is August (22.3 days).
The month with the least sunshine days is February (8.2 days).
Average UV index in June
Summit, WA
- Average UV index in June: 4
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in June
Summit, WA
- Average cloud cover in June: 43
The months with the most cloud cover are January and December (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 25).
Average visibility in June
Summit, WA
- Average visibility in June: 5mi
The months with the highest visibility are July and August (6mi).
The months with the lowest visibility are January, February, March, April, May, June, September, October, November and December (5mi).
Summit, Washington, USA
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